US7316121B2 - Dispenser of icemaker in refrigerator - Google Patents

Dispenser of icemaker in refrigerator Download PDF

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Publication number
US7316121B2
US7316121B2 US10/833,009 US83300904A US7316121B2 US 7316121 B2 US7316121 B2 US 7316121B2 US 83300904 A US83300904 A US 83300904A US 7316121 B2 US7316121 B2 US 7316121B2
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United States
Prior art keywords
dispenser
dispensing assembly
container
water dispensing
door
Prior art date
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Expired - Lifetime
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US10/833,009
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English (en)
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US20050056043A1 (en
Inventor
Wook Yong Lee
Eui Yeop Chung
Seung Hwan Oh
Myung Ryul Lee
Chang Ho SEO
Seong Jae Kim
Sung Hoon CHUNG
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LG Electronics Inc
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LG Electronics Inc
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US case filed in Delaware District Court litigation https://portal.unifiedpatents.com/litigation/Delaware%20District%20Court/case/1%3A08-cv-00234 Source: District Court Jurisdiction: Delaware District Court "Unified Patents Litigation Data" by Unified Patents is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Assigned to LG ELECTRONICS INC. reassignment LG ELECTRONICS INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHUNG, SUNG HOON, CHUNG, EUI YEOP, LEE, MYUNG RYUL, KIM, SEONG JAE, LEE, WOOK YONG, OH, SEUNG HWAN, SEO, CHANG HO
Publication of US20050056043A1 publication Critical patent/US20050056043A1/en
Priority to US11/835,561 priority Critical patent/US7383689B2/en
Application granted granted Critical
Publication of US7316121B2 publication Critical patent/US7316121B2/en
Priority to US12/133,952 priority patent/US7628032B2/en
Priority to US12/582,724 priority patent/US8434320B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/20—Distributing ice
    • F25C5/22—Distributing ice particularly adapted for household refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/20—Distributing ice
    • F25C5/24—Distributing ice for storing bins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/025—Secondary closures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C1/00—Producing ice
    • F25C1/04—Producing ice by using stationary moulds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2305/00—Special arrangements or features for working or handling ice
    • F25C2305/024—Rotating rake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2400/00—Auxiliary features or devices for producing, working or handling ice
    • F25C2400/10—Refrigerator units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/18—Storing ice
    • F25C5/182—Ice bins therefor
    • F25C5/185—Ice bins therefor with freezing trays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/04—Doors; Covers with special compartments, e.g. butter conditioners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/06—Refrigerators with a vertical mullion

Definitions

  • the present invention relates to a dispenser of an icemaker in a refrigerator, and more particularly, to the dispenser of the ice-making apparatus with a structure for maximizing an inner space of the refrigerator.
  • a refrigerator is divided into a cooling chamber and a freezer.
  • the cooling chamber keeps a temperature at about 3° C.–4° C. for keeping food and vegetables fresh for a long time.
  • the freezer keeps a temperature at a sub-zero temperature for keeping and storing meat and fish frozen for a long time and for making and storing ice.
  • the recent refrigerator is developed for performing various additional functions besides a typical function thereof.
  • the icemaker is one of the additional functions.
  • FIG. 1 illustrates a schematic diagram showing a conventional refrigerator.
  • FIG. 2 illustrates a schematic diagram showing an interior of the refrigerator including a conventional ice-making apparatus.
  • FIG. 3 illustrates a schematic diagram showing an icemaker of a conventional ice-making apparatus.
  • FIG. 4 illustrates a diagram showing a process of discharging the ice from an icemaker.
  • FIG. 5 illustrates an ice bank of an ice-making apparatus in the conventional refrigerator.
  • an icemaker 10 is fixed at an upper part of the freezer in the refrigerator.
  • the icemaker 10 is a device for freezing water and automatically discharging ice.
  • a structure of a conventional icemaker 10 includes an ice-making chamber 11 , a water supplier 12 provided at a side of the ice-making chamber 11 for supplying water to the ice-making chamber 11 , a controller 13 provided on outside of the ice-making chamber 11 and having a motor (not shown), and an ejector for discharging the ice produced from the ice-making chamber 11 .
  • a coupler 15 is provided for coupling the icemaker 10 with the freezer of the refrigerator.
  • the ice-making chamber 11 is formed in a semi-cylindrical form and having a projection 11 a therein for dividing the inner space such that the ice is produced in a predetermined size.
  • the ejector 14 includes an axis formed to cross a center of the ice-making chamber 11 and a plurality of ejector fins 14 a formed at a side of the axis of the ejector 14 .
  • the plurality of ejector fins 14 a is a means of discharging the produced ice to the ice bank 20 .
  • a sliding bar 16 is provided at a side of the plurality of ejector fins 14 a for sliding the produced ice down.
  • the ice moved by the plurality of ejector fins 14 a are placed on the sliding bar 16 , then slid down along the sliding bar 16 , and moved into an inside of an ice bank 20 formed at a lower part of the icemaker.
  • FIG. 4 illustrates a process of discharging ice from the icemaker 10 to the ice bank 20 .
  • a heater 17 is provided at a lower part of the ice-making chamber 11 .
  • the ice needs to be separated from a surface of the ice-making chamber for being moved.
  • the heater 17 heats a lower surface of the ice-making chamber 11 and increases a temperature thereof for melting a surface of the ice so as to move the ice.
  • the ice bank 20 is an apparatus for storing the ice produced from the icemaker 10 and discharging the ice when a user wants the ice to use.
  • the ice bank 20 includes an ice remover 21 , a motor 20 for rotating the ice remover, an ice crusher 23 , and an ice discharger 24 .
  • the ice remover 21 formed in a spiral form removes the ice supplied from the icemaker 10 to the ice crusher 23 when the motor 22 rotates.
  • the ice passed through the crusher 23 is discharged to the dispenser 30 through the ice discharger 24 .
  • the dispenser 30 includes a discharging passage 31 and a container supporter 35 provided at a lower part of the discharging passage.
  • the discharging passage 31 includes an inlet provided on an inner wall of the door 1 , an outlet provided on an outer wall of the door 1 , and a pipe for communicating the inlet with the outlet.
  • the inlet of the discharging passage is provided at a higher place than the outlet.
  • the container supporter 35 is provided at a lower part of the discharging passage.
  • a vertical plane provided on the outer wall of the door at a lower part of the outlet of the discharging passage 31 includes a groove formed in a quadrilateral form.
  • the icemaker being supplied with water through a water supply pipe produces the ice, and removes the ice to the ice bank provided at a lower part of the icemaker by using the ejector.
  • the ice bank storing the ice discharges the ice outside through the ice-discharging passage when the user wants to use the ice.
  • the ice discharged outside is entered into a container and provided to the user, the container securely provided on the container supporter including the groove formed on the outer wall of the door.
  • the dispenser of the icemaker has following problems.
  • the container supporter of the dispenser includes the groove with a predetermined depth on the outer wall of the door of the refrigerator. Accordingly, the door needs to be thicker than a predetermined thickness. The thick door takes up much of an inner space of the refrigerator. Therefore, a total size of the refrigerator is increased when the inner space of the refrigerator is made to be larger than a predetermined size.
  • an outlet side of the discharging passage of the dispenser is exposed outside and dirt is collected thereon resulting in a problem of polluting the ice discharged outside by the dirt.
  • the present invention is directed to a dispenser of an icemaker in a refrigerator that substantially obviates one or more problems due to limitations and disadvantages of the related art.
  • An object of the present invention is to provide an apparatus having a function of discharging ice with a dispenser of an icemaker for maximizing an inner space of the apparatus.
  • Another object of the present invention is to provide an apparatus having a function of discharging ice with a dispenser of an icemaker for minimizing a total size of the dispenser.
  • a further object of the present invention is to provide an apparatus having a function of discharging ice with a dispenser of an icemaker for completely isolating an inside of an outer case from an outside thereof.
  • a dispenser of an icemaker of the present invention includes an ice chute provided as a passage through which the ice produced from the icemaker provided inside of an outer case is discharged, and a container supporter provided at the outer case and disposed to be perpendicular to an outer surface of the outer case when the ice is discharged outside through the ice chute, the container supporter allowing a container seated thereon to receive the ice discharged from the ice chute.
  • the ice chute is closed and not exposed outside when the ice is not discharged.
  • the ice chute includes a first chute having an inlet provided on an inner wall of a front surface of the outer case and a passage extended downward in a wall direction of the outer case, and a sliding member having a second chute diagonally extended, the sliding member moving forward to be perpendicular to the front surface of the outer case for communicating the second chute with the first chute when the ice is discharged, and being inserted into the outer case when the ice is not discharged.
  • the sliding member further includes a rack provided at a bottom surface thereof; and a pinion provided at a bottom of the rack and mated with the rack.
  • the dispenser of the icemaker further includes a cover having a first end coupled with a lower end of a front surface of the sliding member, and a second end extended upward and fixed on the front surface of the outer case.
  • the ice chute includes an ice-discharging pipe having an inlet provided on an inner surface of the outer case and an outlet provided on an outer surface of the outer case, and a cover provided at the outer case for opening and closing the outlet of the ice-discharging pipe.
  • the cover is rotatably provided around a top end being coupled with the front surface of the outer case.
  • the cover also includes a subsidiary pipe provided on a portion being in contact with the outlet portion of the ice-discharging pipe to be inserted into an inside of a passage on the outlet side of the ice discharging pipe.
  • the subsidiary pipe comprises an ice-passing hole at a lower part thereof for discharging the ice when the cover is rotated upward.
  • the container supporter is rotated downward to be perpendicular to the front surface of the outer case when the ice is discharged.
  • the container supporter rotates upward and covers the cover.
  • the dispenser of the icemaker further includes a link member for coupling the container supporter with the cover.
  • the container supporter is inserted into a wall of the outer case when the ice is not discharged through the ice chute.
  • the container supporter includes a rack provided at a bottom surface thereof, and a pinion provided under the rack and mated with the rack.
  • the container supporter may be provided under the ice chute and have an end being rotatably coupled with the front surface of the outer case.
  • the container supporter is rotated downward to be perpendicular to the front surface of the outer case when the ice is discharged.
  • the container supporter closes the ice chute when the ice is not discharged.
  • the container supporter includes a rotating axis horizontally provided at an end of the outer wall of the outer case, a driven gear provided at the rotating axis, and a driving gear mated with the driven gear.
  • an inner space of the ice-discharging apparatus such as a refrigerator is maximized or a total size of the apparatus is minimized.
  • FIG. 1 illustrates a schematic diagram showing a conventional refrigerator.
  • FIG. 2 illustrates a schematic diagram showing an interior of the refrigerator including a conventional ice-making apparatus.
  • FIG. 3 illustrates a schematic diagram showing an icemaker of a conventional ice-making apparatus.
  • FIG. 4 illustrates a diagram showing a process of discharging ice from an icemaker.
  • FIG. 5 illustrates an ice bank of an ice-making apparatus in the conventional refrigerator.
  • FIG. 6 illustrates a diagram showing a refrigerator with a dispenser of an ice-making apparatus in accordance with a first embodiment of the present invention.
  • FIG. 7 illustrates a magnified view of a dispenser of an ice-making apparatus in accordance with a first embodiment of the present invention.
  • FIG. 8 illustrates a diagram showing a dispenser of an ice-making apparatus in a state of discharging ice accordance with a first embodiment of the present invention.
  • FIG. 9 illustrates a diagram showing a dispenser of an ice-making apparatus in accordance with a second embodiment of the present invention.
  • FIG. 10 illustrates a diagram showing a dispenser of an ice-making apparatus in a state of discharging ice accordance with a second embodiment of the present invention.
  • FIG. 11 illustrates a diagram showing a dispenser of an ice-making apparatus in a state of discharging ice accordance with a third embodiment of the present invention.
  • FIG. 12 illustrates a diagram showing a dispenser of an ice-making apparatus in accordance with a fourth embodiment of the present invention.
  • FIG. 13 illustrates a diagram showing a dispenser of an ice-making apparatus in a state of discharging ice accordance with a fourth embodiment of the present invention.
  • FIGS. 14A and 14B illustrate a diagram showing a coupling material in accordance with a fourth embodiment of the present invention.
  • an icemaker is an apparatus for freezing supplied water in a predetermined size and discharging outside for supplying ice to a user when the user wants to use the ice.
  • the icemaker provides crushed ice or uncrushed ice to the user in accordance with a choice of the user.
  • a refrigerator is provided with the icemaker, however, may be provided with a drinking apparatus such as a purifier.
  • a first embodiment of the dispenser of the icemaker in accordance with the present invention includes an ice chute 300 provided at a door and forming a front surface of an outer case of the refrigerator, and a container supporter 400 provided at a lower part of the ice chute 300 .
  • the ice chute 300 is a passage through which the ice produced from the icemaker is discharged. It is desirable that the passage is closed for preventing the ice from being exposed outside when the ice is not discharged.
  • the ice chute 300 includes an inlet through which the ice is inserted from a side of the icemaker, and an outlet through which the ice is discharged.
  • Ice chute 300 includes a first chute 310 having an inlet 311 provided on an inner wall of the door and a passage extended bottomward in a direction of an outer wall of the door, and a sliding member 320 with a second chute 321 communicating with the first chute 310 when the ice is discharged and having an outlet 321 a exposed outside.
  • the sliding member 320 moves toward the front of the door and projects to be perpendicular to the front surface of the door.
  • the second chute 321 is communicated with the first chute 310 .
  • the sliding member 320 When the ice is not discharged from the ice chute, the sliding member 320 is inserted into a groove formed on the outer surface of the door 1 . In this case, it is desirable that the sliding member 320 is not projected toward outside of the door surface and the sliding member includes a guide rail for a smooth movement.
  • the sliding member 320 also includes a handle on a front surface thereof for being manually inserted or ejected.
  • the dispenser also includes a spring or an oil pressure means (not illustrated) provided between a rear surface of the sliding member 320 and the groove for pressing a rear surface of the container supporter.
  • the dispenser includes a binding for biding the sliding member. When the binding is released, the sliding member is ejected to a front of the door. If a front surface of the sliding member is pressed, the sliding member is inserted into the groove and locked by the biding.
  • the sliding member 320 can be automatically inserted and ejected.
  • the sliding member includes a rack 322 provided at a lower surface thereof, and a pinion 323 provided at a lower part of the rack 322 .
  • a motor (not illustrated) driven by a controller rotates the pinion 323 .
  • the motor rotates the pinion 323 and the rack 322 to, and projects the sliding member 320 by moving the sliding member 320 toward the front.
  • the first chute 310 and the second chute 321 are communicated to discharge the ice.
  • the motor is inversely rotated to insert the sliding member 320 into the groove so as to close the ice chute 300 .
  • the dispenser of icemaker with a structure mentioned above further includes a cover 325 having a first end coupled with a front lower end of the sliding member and a second end fixed on the front surface of the door 1 .
  • the cover 325 covers an external appearance of the ice chute 300 as well as prevents dirt from being collected on a top surface of the sliding member.
  • a pipe for supplying drinking water is provided between the cover 325 and the door 1 so as to supply water in the container provided at the container supporter 400 when the user wants water or water with the ice.
  • a container for receiving the discharged ice is provided at a lower part of the ice chute.
  • the container supporter 400 is provided at the door 1 forming the front surface of the outer case, projected vertically above the front surface of the door 1 when the ice is discharged to outside through the ice chute 300 .
  • the container supporter when the ice is not discharged, the container supporter is inserted into the groove 401 formed on the door. In this case, it is desirable that the container supporter is not projected to outside of the door and having a guide rail provided at the groove for smoothly moving.
  • the container supporter 400 includes a handle (not illustrated) on the front surface thereof so as to be inserted and ejected manually.
  • the dispenser also includes a spring or an oil pressure means (not illustrated) provided between a rear surface of the sliding member 320 and the groove for pressing the rear surface of the container supporter, and a binding for biding the sliding member.
  • a spring or an oil pressure means (not illustrated) provided between a rear surface of the sliding member 320 and the groove for pressing the rear surface of the container supporter, and a binding for biding the sliding member.
  • the container supporter can be automatically inserted or ejected.
  • the container supporter as the sliding member, includes the rack provided at the lower surface thereof, and the pinion provided at the lower part of the rack, the pinion rotatably provided
  • the sliding member includes a rack 322 provided on a lower surface thereof, and a pinion provided at a lower part of the rack and mated with the rack so as to rotate together by a motor (not illustrated) driven by a controller.
  • the motor rotates the pinion and the rack, and the container supporter is moved to the front and projected on the front of the door.
  • the motor is inversely rotated to insert the sliding member 320 into the groove.
  • the container supporter 410 is ejected earlier than the sliding member 320 .
  • the ice is discharged after the container supporter is ejected, the container is provided on top of the container supporter, and the sliding member is ejected.
  • a second embodiment of the dispenser of the icemaker in accordance with the present invention will be described in reference to FIG. 9 to FIG. 10 .
  • the dispenser of the icemaker includes an ice-discharging pipe, the pipe having an inlet 351 formed on an inner surface of the door 1 of the refrigerator and an outlet 352 formed on an outer surface of the door, a cover 360 provided on the outer surface of the door for opening and closing the outlet 352 , and a container supporter 450 having the container securely provided thereon for receiving the ice discharged outside through the ice-discharging pipe.
  • the inlet 351 is provided at an upper part of the outlet 352 for discharging the ice inserted from the icemaker by gravity.
  • the cover 360 having a top end coupled with the door 1 of the refrigerator is rotatably provided around the top end 361 .
  • the cover 360 also includes a subsidiary pipe 362 provided on the inner surface of the cover in contact with the outlet of the ice-discharging pipe so as to insert the ice into the inside of passage on a side of the outlet 352 of the ice-discharging pipe.
  • the subsidiary pipe 362 includes an ice-passing hole 363 provided at a lower part thereof in order to discharge the ice when the top cover is rotated upward.
  • the outlet of the ice-discharging pipe is automatically opened and closed in accordance with the second embodiment.
  • the container supporter 450 is provided at the lower part of the cover and has an end rotatably coupled with the front surface of the refrigerator.
  • the container supporter 450 When the ice is discharged, the container supporter 450 is rotated downward around the lower end 451 to be projected vertically on the front surface of the door 1 .
  • the container supporter When the ice is not discharged, the container supporter is rotated upward around the lower end 451 to be in contact with the front surface of the door.
  • the container supporter and the cover are formed in a semicircular form for an external appearance.
  • grooves formed in same forms as the cover and the container supporter are provided on the outer wall of the door such that the container supporter and the cover are not projected on the front surface of the door when the ice is not discharged. In the mean time, when the ice is not discharged, it is not the cover but the container supporter directly opening and closing the ice chute.
  • the container supporter 450 automatically rotates and includes a rotating axis provided horizontally at an end coupled with the outer wall of the outer case, a driven gear provided at the rotating axis, and a driving gear coupled with the driven gear.
  • the structure will be described again in describing a fourth embodiment of the present invention.
  • the motor operated by the controller rotates the driving gear.
  • the rotating method is applicable to a rotation of the cover 360 .
  • a portion 1 a located at an inside of the cover on the outer wall of the door and the cover 360 are formed as a single body, and the top portion of the subsidiary pipe 362 includes the portion 1 a on the outer wall of the door, the portion 1 a integrated with the cover 360 .
  • the dispenser of the icemaker with the structure mentioned above is a third embodiment illustrated in FIG. 11 .
  • the other components except the structure of the third embodiment is the same as the second embodiment and it will be omitted.
  • the container supporter 460 covers the cover 360 as illustrated in FIG. 12 to FIG. 14 .
  • the structure mentioned above is a fourth embodiment.
  • all other compositions except the components explained below are the same as the second and the third embodiments.
  • the dispenser of the icemaker includes a link member 500 coupling the container supporter 460 and the cover 360 .
  • the link member 500 has a first end coupled with the lower side of the cover 360 and a second end coupled with a side of the container supporter 460 .
  • the link member includes a top coupler 501 rotatably coupled with the lower side of the cover, and a bottom coupler 502 having a first end rotatably coupled with a second end of the top coupler and a second end rotatably coupled with the lower side of the container supporter.
  • the link member 500 may include a soft string 503 .
  • the link member 500 becomes parallel to the cover for supporting weight of the container supporter having the container when the container supporter is rotated downward to be perpendicular to the outer wall of the outer case for discharging the ice.
  • the container supporter 460 is automatically rotated.
  • the container supporter 460 includes a rotating axis 461 provided horizontally at an end coupled with the outer wall of the outer case, a driven gear 462 provided at the rotating axis, and a driving gear 463 mated with the driven gear for driving the driven gear.
  • the dispenser of the icemaker with the structure mentioned above is operated as follows. First, when the user wants the ice and presses the ejection button of the controller, the container supporters ( 400 , 450 , 460 ) are provided to be perpendicular to the front surface of the door of the refrigerator.
  • the container supporter 400 in the first embodiment of the present invention is withdrawn to the front surface of the door by the rotation of the pinion and the container supporters 450 and 460 in the second and fourth embodiments are rotated downward by the driving gear to be perpendicular to the front surface of the door.
  • the ice chute 300 and 350 are opened, the ice is discharged outside and received into the container provided on top of the container supporter. Then, the user takes the ice to put in a beverage or in food.
  • the opening process of the ice chute is described above and a detailed description will be omitted.
  • the container supporter When the ice is discharged as much as the user needs, the container supporter is inserted into the inside of the groove provided at the door or is rotated upward by the driving gear, and adhered to the front surface of the door to be horizontal thereto in accordance with the present embodiment. Then, the container supporter or the cover closes the outlet of the ice chute.
  • the space taken by the container supporter of the ice chute is minimized and the total size of the refrigerator or the apparatus with an ice-discharging function is minimized in accordance with the present invention.
  • the outlet of the ice chute provided on the ice discharging passage is completely closed when the ice is not discharged in order to prevent the dirt from being collected on the passage in accordance with the present invention.
  • the external appearance is improved because the ice chute and the container supporter are not projected outside or caved-in in accordance with the present invention.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Devices For Dispensing Beverages (AREA)
  • Production, Working, Storing, Or Distribution Of Ice (AREA)
US10/833,009 2003-09-17 2004-04-28 Dispenser of icemaker in refrigerator Expired - Lifetime US7316121B2 (en)

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US11/835,561 US7383689B2 (en) 2003-09-17 2007-08-08 Dispenser of icemaker in refrigerator
US12/133,952 US7628032B2 (en) 2003-09-17 2008-06-05 Dispenser of icemaker in refrigerator
US12/582,724 US8434320B2 (en) 2003-09-17 2009-10-21 Dispenser of icemaker in refrigerator

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KRP2003-0064503 2003-09-17
KR10-2003-0064503A KR100510698B1 (ko) 2003-09-17 2003-09-17 냉장고의 제빙장치용 디스펜서

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US7316121B2 true US7316121B2 (en) 2008-01-08

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US11/835,561 Expired - Lifetime US7383689B2 (en) 2003-09-17 2007-08-08 Dispenser of icemaker in refrigerator
US12/133,952 Expired - Lifetime US7628032B2 (en) 2003-09-17 2008-06-05 Dispenser of icemaker in refrigerator
US12/582,724 Active 2026-03-05 US8434320B2 (en) 2003-09-17 2009-10-21 Dispenser of icemaker in refrigerator

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US11/835,561 Expired - Lifetime US7383689B2 (en) 2003-09-17 2007-08-08 Dispenser of icemaker in refrigerator
US12/133,952 Expired - Lifetime US7628032B2 (en) 2003-09-17 2008-06-05 Dispenser of icemaker in refrigerator
US12/582,724 Active 2026-03-05 US8434320B2 (en) 2003-09-17 2009-10-21 Dispenser of icemaker in refrigerator

Country Status (5)

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US (4) US7316121B2 (ko)
EP (3) EP2292992B1 (ko)
JP (3) JP4439999B2 (ko)
KR (1) KR100510698B1 (ko)
CN (1) CN1306237C (ko)

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US20100038387A1 (en) 2010-02-18
US20050056043A1 (en) 2005-03-17
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JP2009270818A (ja) 2009-11-19
KR20050028360A (ko) 2005-03-23
US8434320B2 (en) 2013-05-07
US7383689B2 (en) 2008-06-10
US20080237255A1 (en) 2008-10-02
EP1519131B1 (en) 2012-10-17
JP2009180498A (ja) 2009-08-13
KR100510698B1 (ko) 2005-08-31
US7628032B2 (en) 2009-12-08
US20070271949A1 (en) 2007-11-29
EP2292992A1 (en) 2011-03-09

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